/*
 * Copyright (c) 2011, The Iconfactory. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of The Iconfactory nor the names of its contributors may
 *    be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE ICONFACTORY BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#import <Foundation/Foundation.h>

extern NSString *const UIDeviceOrientationDidChangeNotification;

typedef enum {
    UIDeviceOrientationUnknown,
    UIDeviceOrientationPortrait,
    UIDeviceOrientationPortraitUpsideDown,
    UIDeviceOrientationLandscapeLeft,
    UIDeviceOrientationLandscapeRight,
    UIDeviceOrientationFaceUp,
    UIDeviceOrientationFaceDown
} UIDeviceOrientation;

typedef enum {
    UIUserInterfaceIdiomPhone,
    UIUserInterfaceIdiomPad,
    UIUserInterfaceIdiomDesktop,
} UIUserInterfaceIdiom;

#define UI_USER_INTERFACE_IDIOM() \
    ([[UIDevice currentDevice] respondsToSelector:@selector(userInterfaceIdiom)] ? \
    [[UIDevice currentDevice] userInterfaceIdiom] : \
    UIUserInterfaceIdiomPhone)

#define UIDeviceOrientationIsPortrait(orientation)  \
    ((orientation) == UIDeviceOrientationPortrait || \
    (orientation) == UIDeviceOrientationPortraitUpsideDown)

#define UIDeviceOrientationIsLandscape(orientation) \
    ((orientation) == UIDeviceOrientationLandscapeLeft || \
    (orientation) == UIDeviceOrientationLandscapeRight)

@interface UIDevice : NSObject {
}

+ (UIDevice *)currentDevice;

@property (nonatomic, readonly, strong) NSString *name;
@property (nonatomic, readonly) UIUserInterfaceIdiom userInterfaceIdiom;					// always returns UIUserInterfaceIdiomDesktop
@property (nonatomic, readonly) UIDeviceOrientation orientation;							// always returns UIDeviceOrientationPortrait
@property (nonatomic, readonly,getter=isMultitaskingSupported) BOOL multitaskingSupported;	// always returns YES
@property (nonatomic, readonly, strong) NSString *systemName;
@property (nonatomic, readonly, strong) NSString *systemVersion;
@property (nonatomic, readonly, strong) NSString *model;
@property (nonatomic, readonly, getter=isGeneratingDeviceOrientationNotifications) BOOL generatesDeviceOrientationNotifications; // aways returns NO

- (void)beginGeneratingDeviceOrientationNotifications;  // no effect
- (void)endGeneratingDeviceOrientationNotifications;    // no effect

@end
